Battery holder



FIG. 1 is a top perspective view of a battery holder showing my new design;

FIG. 2 is a left end elevational view thereof, the right end being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof, the rear view being a mirror image; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for battery holder, as shown and described. 